Tennis

Action from Week 2 of U.S. Open

Venus Williams (Photo by Chris McGrath/Getty Images)

Venus Williams of the United States reacts after a point played against Kim Clijsters of Belgium during her women's semifinal match on day twelve of the 2010 U.S. Open at the USTA Billie Jean King National Tennis Center on September 10, 2010 in the Flushing neighborhood of the Queens borough of New York City. Clijsters defeated Williams 4-6, 7-6(2), 6-4.

Day 14: Still a champion

Champion Esther Vergeer of Netherlands and runner up Daniela Di Toro of Australia pose with their awards after the conclusion of their women's wheelchair singles final.

Day 14: Sock it to me

Jack Sock of the United States reacts while playing against Denis Kudla of the United States during his junior boys' singles final match.

Day 14: Final form

Denis Kudla of the United States serves against Jack Sock of the United States during his junior boys' singles final match.

Day 14: Double time

Liezel Huber of the United States (L) and Nadia Petrova of Russia play against Vania King of the United States and Yaroslava Shvedova of Kazakhstan during their women's doubles final match.

Day 14: FIghting finish

Yulia Putintseva of Russia returns a shot against Daria Gavrilova of Russia during her junior girls' singles final match. Putintseva lost the match 6-3, 6-2.

Day 14: Looks like a winner

Day 12: Back for more

Kim Clijsters celebrates after beating Venus Williams 4-6, 7-6 (2), 6-4 on Friday, Sept. 10 to reach the U.S. Open final for what amounts to the third straight time. She's won each of the last two times she's played the event, in 2005 and 2009.

Day 12: Out of answers

After cruising through her first five matches, Venus Williams hit the wall in a three-set loss to Kim Clijsters in their semifinal match Friday, Sept. 10.

Day 12: Clijsters in control

Kim Clijsters returns the ball to Venus Williams during their semifinal match Friday, Sept. 10. Clijsters beat Venus at the U.S. Open for the second straight year.

Day 12: Victory for Vera

Vera Zvonareva followed up her appearance in this year's Wimbledon final by making it to the U.S. Open final with a win over top seed Caroline Wozniacki in the semifinals Friday, Sept. 10.

Day 12: Well played

Day 12: Goodbye, Caroline

Caroline Wozniacki was plenty frustrated during her 6-4, 6-3 loss to Vera Zvonareva in the semifinals Friday, Sept. 10.

Day 12: True respect

Rohan Bopanna of India, right, shakes hands with Mike Bryan, second from left, of the United States after Bryan and his brother Bob Bryan, left, beat Bopanna and partner Aisam-Ul-Haq Qureshi of Pakistan in the men's doubles final Friday, Sept. 10.

Day 11: Look who's back

Anna Kournikova plays against Pat Cash and Mats Wilander during day eleven of the 2010 U.S. Open in an exhibition match.

Day 11: Still friendly

Former tour pros Martina Hingis, left , of Switzerland, and Anna Kournikova, of Russia, react during an exhibition match against Mats Wilander, of Sweden, and Pat Cash, of Australia, at the U.S. Open.

Day 11: He did it

Rafael Nadal, of Spain, reacts after defeating Fernando Verdasco, also of Spain, 7-5, 6-3, 6-4 in a quarterfinal match at the U.S. Open.

Day 11: Returning to the semis

Rafael Nadal, of Spain, returns a shot Fernando Verdasco, also of Spain, in a quarterfinal match.

Rafael Nadal, Fernando Verdasco

Fernando Verdasco, of Spain, readies for a return to countryman Rafael Nadal during a quarterfinal at the U.S. Open tennis tournament in New York, Thursday, Sept. 9, 2010. (

Day 11: No worries

Rafael Nadal of Spain reacts after a point against Fernando Verdasco of Spain during his men's single quarterfinal match.

Day 11: Did you say semis?

Rafael Nadal of Spain celebrates after defeating against Fernando Verdasco of Spain during his men's single quarterfinal match on day eleven of the 2010 U.S. Open.

Day 11: Good for Youzhny

Mikhail Youzhny returns a shot to Stanislas Wawrinka during their quarterfinal match Thursday, Sept. 9. Youzhny won in five sets to reach his second U.S. Open semifinal.

Day 11: Stupid racket!

Stanislas Wawrinka throws down his racket in disgust during his quarterfinal against Mikhail Youzhny on Thursday, Sept. 9. Wawrinka lost in five sets.

Day 10: Take another look

Danish tennis player Caroline Wozniacki argues a call with chair umpire during her match against Slovak tennis player Dominika Cibulkova, during their quarterfinal match.

Day 10: Hitting into the wind

Dominika Cibulkova, of Slovakia, returns a shot to Caroline Wozniacki, of Denmark, in a quarterfinal.

Day 10: Hits keep comin'

Caroline Wozniacki, of Denmark, returns a shot to Dominika Cibulkova, of Slovakia, during a quarterfinal at the U.S. Open. Wozniacki won 6-2, 7-5.

Day 10: Heading to the semis

Caroline Wozniacki of Denmark celebrates after defeating Dominika Cibulkova of Slovakia during her women's single quarterfinal match.

Day 10: Reaching for a title

Novak Djokovic of Serbia hits a return against Gael Monfils of France. Djokovic advanced to his fourth straight U.S. Open semifinal.

Day 10: Stretched thin

Gael Monfils of France hits a return against Novak Djokovic of Serbia during his men's singles quarterfinal match.

Day 10: End of the line

Kaia Kanepi shows her frustration during her quarterfinal match against Vera Zvonareva on Wednesday, Sept. 8. Kanepi lost in straight sets.

Day 10: Twist and shot

Vera Zvonareva returns the ball to Kaia Kanepi during their quaterfinal match Wednesday, Sept. 8. Zvonareva won in straight sets.

Day 9: Rockin' Rafa

Rafael Nadal serves to Feliciano Lopez during their fourth-round match Tuesday, Sept. 7. Nadal has yet to drop a set — or his serve — in the tournament.

Day 9: What can I do?

Feliciano Lopez reacts during his fourth-round match against fellow Spaniard Rafael Nadal on Tuesday, Sept. 7. The top-ranked Nadal won in straight sets.